某型城际动车组牵引变压器冷却单元技术研究

Research on cooling unit technology of traction transformer for a certain type of intercity MU

介绍了某型城际动车组牵引变压器冷却单元应用环境、性能指标、匹配计算、关键结构等;通过对过滤器、散热器、框架、风机的优化,实现冷却单元轻量化、小型化、检修维护便捷化设计。对比分析了冷却单元体积、噪声、重量、功耗等技术参数,总结了冷却单元设计及技术特点,为冷却系统相关设计人员提供了参考。

The paper introduces the application environment,performance indicators,matching calculations,key structures,etc.of traction transformer cooling unit for a certain type of intercity MU.By optimizing filters,radiators,frames and fans,the cooling unit is designed to be lighweight,miniaturized,and easy to maintain.The paper also comparatively analyzes technical parameters such as cooling unit volume,noise,weight and power consumption,and summarizes the design and technical characteristics of the cooling unit,providing references for the design of cooling system.